| SEQN | Respondent sequence number. | SSCHL_A | Sex Steroid Hormone - Men (Surplus) | 1999 | 2000 | Laboratory | None |
| SS3adlG | androstanedione glucuronide (ng/mL) | SSCHL_A | Sex Steroid Hormone - Men (Surplus) | 1999 | 2000 | Laboratory | None |
| SSSE2 | estradiol (pg/mL) | SSCHL_A | Sex Steroid Hormone - Men (Surplus) | 1999 | 2000 | Laboratory | None |
| SSSHBG | Sex Hormone Binding Globulin (nmol/L) | SSCHL_A | Sex Steroid Hormone - Men (Surplus) | 1999 | 2000 | Laboratory | None |
| SSTESTO | Testostosterone(ng/mL) | SSCHL_A | Sex Steroid Hormone - Men (Surplus) | 1999 | 2000 | Laboratory | None |
| LBXHBS | Hepatitis B surface antibody (anti-HBs) | L02HBS | Hepatitis B Surface Antibody | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | L02HBS | Hepatitis B Surface Antibody | 1999 | 2000 | Laboratory | None |
| LBXHA | Hepatitis A Antibody (Anti-HAV) | L02HPA_a | Hepatitis A Antibody | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | L02HPA_a | Hepatitis A Antibody | 1999 | 2000 | Laboratory | None |
| PHAALCHR | Alcohol fast time (hours)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAALCMN | Alcohol fast time (minutes)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAANTHR | Antacids, laxatives fast time (hours)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAANTMN | Antacids, laxatives fast time (minutes)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHACOFHR | Coffee/tea fast time (hours)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHACOFMN | Coffee/tea fast time (minutes)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAFSTHR | The time (in hours) between when the examinee last ate or drank anything other than water and the time of the venipuncture. | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAFSTMN | The time (in minutes) between when the examinee last ate or drank anything other than water and the time of the venipuncture. | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAGUMHR | Gum, mints cough drops fast time (hours)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHAGUMMN | Gum, mints, cough fast time (minutes)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHASUPHR | Dietary supplements fast time (hours)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHASUPMN | Dietary supplements fast time (minutes)
| PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHDSESN | | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHQ020 | Coffee or tea with cream or sugar? [Include milk or non-dairy creamers.] | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHQ030 | Alcohol, such as beer, wine, or liquor? | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHQ040 | Gum, breath mints, lozenges or cough drops, or other cough or cold remedies? | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHQ050 | Antacids, laxatives, or anti-diarrheals? | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| PHQ060 | Dietary supplements such as vitamins and minerals? [Include multivitamins and single nutrient supplements.] | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | PH | Fasting Questionnaire | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URDP09LC | 3-fluoranthene comment code | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXDAZ | Daidzein (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXDMA | o-Desmethylangolensin (O-DMA) (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXEQU | Equol (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXETD | Enterodiol (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXETL | Enterolactone (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXGNS | Genistein (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMBP | Mono-n-butyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMCP | Mono-cyclohexyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMEP | Mono-ethyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMHP | Mono-(2-ethyl)-hexyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMNP | Mono-isononyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMOP | Mono-n-octyl phthalate (ng/mL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXMZP | Mono-benzyl phthalate (ng/mL)
| PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXP09 | 3-fluoranthene (ng/L) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| URXUCR | Creatinine, urine (mg/dL) | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH01 | Phthalate Mec Weight Jack Knife Rep 01 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH02 | Phthalate Mec Weight Jack Knife Rep 02 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH03 | Phthalate Mec Weight Jack Knife Rep 03 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH04 | Phthalate Mec Weight Jack Knife Rep 04 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH05 | Phthalate Mec Weight Jack Knife Rep 05 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH06 | Phthalate Mec Weight Jack Knife Rep 06 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH07 | Phthalate Mec Weight Jack Knife Rep 07 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH08 | Phthalate Mec Weight Jack Knife Rep 08 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH09 | Phthalate Mec Weight Jack Knife Rep 09 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH10 | Phthalate Mec Weight Jack Knife Rep 10 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH11 | Phthalate Mec Weight Jack Knife Rep 11 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH12 | Phthalate Mec Weight Jack Knife Rep 12 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH13 | Phthalate Mec Weight Jack Knife Rep 13 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH14 | Phthalate Mec Weight Jack Knife Rep 14 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH15 | Phthalate Mec Weight Jack Knife Rep 15 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH16 | Phthalate Mec Weight Jack Knife Rep 16 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH17 | Phthalate Mec Weight Jack Knife Rep 17 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH18 | Phthalate Mec Weight Jack Knife Rep 18 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH19 | Phthalate Mec Weight Jack Knife Rep 19 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH20 | Phthalate Mec Weight Jack Knife Rep 20 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH21 | Phthalate Mec Weight Jack Knife Rep 21 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH22 | Phthalate Mec Weight Jack Knife Rep 22 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH23 | Phthalate Mec Weight Jack Knife Rep 23 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH24 | Phthalate Mec Weight Jack Knife Rep 24 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH25 | Phthalate Mec Weight Jack Knife Rep 25 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH26 | Phthalate Mec Weight Jack Knife Rep 26 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH27 | Phthalate Mec Weight Jack Knife Rep 27 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH28 | Phthalate Mec Weight Jack Knife Rep 28 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH29 | Phthalate Mec Weight Jack Knife Rep 29 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH2YR | Phthalate Subsample 2 year Mec Weight
| PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH30 | Phthalate Mec Weight Jack Knife Rep 30 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH31 | Phthalate Mec Weight Jack Knife Rep 31 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH32 | Phthalate Mec Weight Jack Knife Rep 32 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH33 | Phthalate Mec Weight Jack Knife Rep 33 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH34 | Phthalate Mec Weight Jack Knife Rep 34 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH35 | Phthalate Mec Weight Jack Knife Rep 35 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH36 | Phthalate Mec Weight Jack Knife Rep 36 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH37 | Phthalate Mec Weight Jack Knife Rep 37 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH38 | Phthalate Mec Weight Jack Knife Rep 38 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH39 | Phthalate Mec Weight Jack Knife Rep 39 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH40 | Phthalate Mec Weight Jack Knife Rep 40 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH41 | Phthalate Mec Weight Jack Knife Rep 41 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH42 | Phthalate Mec Weight Jack Knife Rep 42 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH43 | Phthalate Mec Weight Jack Knife Rep 43 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH44 | Phthalate Mec Weight Jack Knife Rep 44 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH45 | Phthalate Mec Weight Jack Knife Rep 45 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH46 | Phthalate Mec Weight Jack Knife Rep 46 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH47 | Phthalate Mec Weight Jack Knife Rep 47 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH48 | Phthalate Mec Weight Jack Knife Rep 48 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH49 | Phthalate Mec Weight Jack Knife Rep 49 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH4YR | Phthalate Subsample 4 year Mec | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH50 | Phthalate Mec Weight Jack Knife Rep 50 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH51 | Phthalate Mec Weight Jack Knife Rep 51 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| WTSPH52 | Phthalate Mec Weight Jack Knife Rep 52 | PHPYPA | Phthalates, Phytoestrogens & PAHs - Urine PHPYPA Urinary Phthalates | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | UC | Pregnancy Test - Urine | 1999 | 2000 | Laboratory | None |
| URXPREG | Pregnancy test result | UC | Pregnancy Test - Urine | 1999 | 2000 | Laboratory | None |
| LBDHI | HIV antibody test result | LAB03 | HIV Antibody Test, CD4+ T Lymphocytes & CD8+ T Cells | 1999 | 2000 | Laboratory | None |
| LBXCD4 | CD4 counts (cells/mm3) | LAB03 | HIV Antibody Test, CD4+ T Lymphocytes & CD8+ T Cells | 1999 | 2000 | Laboratory | None |
| LBXCD8 | CD8 counts (cells/mm3) | LAB03 | HIV Antibody Test, CD4+ T Lymphocytes & CD8+ T Cells | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB03 | HIV Antibody Test, CD4+ T Lymphocytes & CD8+ T Cells | 1999 | 2000 | Laboratory | None |
| LBDV3ALC | 1,1,1-Trichloroethane Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDV4CLC | Tetrachloroethene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVBFLC | Bromoform Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVBMLC | Bromodichloromethane Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVBZLC | Benzene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVCFLC | Chloroform Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVCMLC | Dibromochloromethane Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVCTLC | Carbon Tetrachloride Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVDBLC | 1,4-Dichlorobenzene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVEBLC | Ethylbenzene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVMELC | MTBE Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVOXLC | o-Xylene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVSTLC | Styrene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVTCLC | Trichloroethene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVTOLC | Toluene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDVXYLC | m-/p-Xylene Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDWBFLC | Bromoform Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDWBMLC | Bromodichloromethane Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDWCFLC | Chloroform Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDWCMLC | | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBDWMELC | Methyl tert. butyl ether (MTBE) Comment | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXV3A | 1,1,1-Trichloroethane Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXV4C | Tetrachloroethene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVBF | Bromoform Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVBM | Bromodichloromethane Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVBZ | Benzene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVCF | Chloroform Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVCM | Dibromochloromethane Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVCT | Carbon Tetrachloride Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVDB | 1,4-Dichlorobenzene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVEB | Ethylbenzene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVME | Methyl t-Butyl Ether (MTBE) Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVOX | o-Xylene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVST | Styrene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVTC | Trichloroethene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVTO | Toluene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXVXY | m-/p-Xylene Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXWBF | Bromoform Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXWBM | Bromodichloromethane Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXWCF | Chloroform Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXWCM | Dibromochloromethane Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| LBXWME | Methyl tert. butyl ether (MTBE) Result | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| WTSVOC2Y | | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| WTSVOC4Y | | LAB04 | Volatile Organic Compounds - Blood & Water | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB05 | Chlamydia & Gonorrhea - Urine | 1999 | 2000 | Laboratory | None |
| URXUCL | Chlamydia, urine | LAB05 | Chlamydia & Gonorrhea - Urine | 1999 | 2000 | Laboratory | None |
| URXUGC | Gonorrhea, urine | LAB05 | Chlamydia & Gonorrhea - Urine | 1999 | 2000 | Laboratory | None |
| LBDB12SI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDBCDSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDBPBSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDCOTSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDEPPSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDFERSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDFOLSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDGTCSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDIHGSI | Mercury, Inorganic (umol/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDIRNSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDRBFSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDRPLSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDRSTSI | Retinyl stearate(umol/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDSELSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDTHGSI | Mercury, total (nmol/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDTIBSI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDVIASI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBDVIESI | | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXB12 | Vitamin B12, serum (pg/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXBCD | Cadmium (ug/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXBPB | Lead (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXCOT | Cotinine (ng/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXEPP | Protoporphyrin (ug/dL RBC) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXFER | Ferritin (ng/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXFOL | Folate, serum (ng/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXGTC | Gamma tocopherol (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXHCY | Homocysteine(umol/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXIHG | Mercury, Inorganic (ug/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXIRN | Iron(ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXMMA | Methylmalonic acid (umol/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXPCT | Transferrin saturation(%) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXRBF | Folate, RBC (ng/mL RBC) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXRPL | Retinyl palmitate (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXRST | Retinyl stearate (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXSEL | Selenium (ng/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXTHG | Mercury, total (ug/L) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXTIB | Total iron binding capacity (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXVIA | Vitamin A (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| LBXVIE | Vitamin E (ug/dL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| URXUHG | Mercury, urine (ng/mL) | LAB06 | Cadmium, Lead, Mercury, Cotinine & Nutritional Biochemistries | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URDUCD | Cadmium, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URDUCDLC | Urinary cadmium comment code
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUBA | Barium, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUBE | Beryllium, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUCO | Cobalt, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUCR | Creatinine, urine (mg/dL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUCS | Cesium, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUMO | Molybdenum, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUPB | Lead, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUPT | Platinum, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUSB | Antimony, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUTL | Thallium, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| URXUTU | Tungsten, urine (ng/mL)
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM01 | Heavy Metal Mec Weight Jack Knife Rep 01
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM02 | Heavy Metal Mec Weight Jack Knife Rep 01 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM03 | Heavy Metal Mec Weight Jack Knife Rep 03 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM04 | Heavy Metal Mec Weight Jack Knife Rep 04 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM05 | Heavy Metal Mec Weight Jack Knife Rep 05 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM06 | Heavy Metal Mec Weight Jack Knife Rep 06
| LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM07 | Heavy Metal Mec Weight Jack Knife Rep 07 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM08 | Heavy Metal Mec Weight Jack Knife Rep 08 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM09 | Heavy Metal Mec Weight Jack Knife Rep 09 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM10 | Heavy Metal Mec Weight Jack Knife Rep 10 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM11 | Heavy Metal Mec Weight Jack Knife Rep 11 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM12 | Heavy Metal Mec Weight Jack Knife Rep 12 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM13 | Heavy Metal Mec Weight Jack Knife Rep 13 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM14 | Heavy Metal Mec Weight Jack Knife Rep 14 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM15 | Heavy Metal Mec Weight Jack Knife Rep 15 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM16 | Heavy Metal Mec Weight Jack Knife Rep 16 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM17 | Heavy Metal Mec Weight Jack Knife Rep 17 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM18 | Heavy Metal Mec Weight Jack Knife Rep 18 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM19 | Heavy Metal Mec Weight Jack Knife Rep 19 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM20 | Heavy Metal Mec Weight Jack Knife Rep 20 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM21 | Heavy Metal Mec Weight Jack Knife Rep 21 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM22 | Heavy Metal Mec Weight Jack Knife Rep 22 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM23 | Heavy Metal Mec Weight Jack Knife Rep 23 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM24 | Heavy Metal Mec Weight Jack Knife Rep 24 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM25 | Heavy Metal Mec Weight Jack Knife Rep 25 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM26 | Heavy Metal Mec Weight Jack Knife Rep 26 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM27 | Heavy Metal Mec Weight Jack Knife Rep 27 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM28 | Heavy Metal Mec Weight Jack Knife Rep 28 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM29 | Heavy Metal Mec Weight Jack Knife Rep 29 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM2YR | Heavy Metal Subsample 2 year Mec Weight | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM30 | Heavy Metal Mec Weight Jack Knife Rep 30 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM31 | Heavy Metal Mec Weight Jack Knife Rep 31 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM32 | Heavy Metal Mec Weight Jack Knife Rep 32 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM33 | Heavy Metal Mec Weight Jack Knife Rep 33 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM34 | Heavy Metal Mec Weight Jack Knife Rep 34 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM35 | Heavy Metal Mec Weight Jack Knife Rep 35 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM36 | Heavy Metal Mec Weight Jack Knife Rep 36 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM37 | Heavy Metal Mec Weight Jack Knife Rep 37 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM38 | Heavy Metal Mec Weight Jack Knife Rep 38 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM39 | Heavy Metal Mec Weight Jack Knife Rep 39 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM40 | Heavy Metal Mec Weight Jack Knife Rep 40 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM41 | Heavy Metal Mec Weight Jack Knife Rep 41 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM42 | Heavy Metal Mec Weight Jack Knife Rep 42 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM43 | Heavy Metal Mec Weight Jack Knife Rep 43 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM44 | Heavy Metal Mec Weight Jack Knife Rep 44 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM45 | Heavy Metal Mec Weight Jack Knife Rep 45 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM46 | Heavy Metal Mec Weight Jack Knife Rep 46 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM47 | Heavy Metal Mec Weight Jack Knife Rep 47 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM48 | Heavy Metal Mec Weight Jack Knife Rep 48 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM49 | Heavy Metal Mec Weight Jack Knife Rep 49 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM4YR | Heavy Metal Subsample 4 Year Weight | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM50 | Heavy Metal Mec Weight Jack Knife Rep 50 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM51 | Heavy Metal Mec Weight Jack Knife Rep 51 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| WTSHM52 | Heavy Metal Mec Weight Jack Knife Rep 52 | LAB06HM | Metals - Urine | 1999 | 2000 | Laboratory | None |
| LBXLA | Latex (IU/mL) | LAB07 | Latex | 1999 | 2000 | Laboratory | None |
| LBXLACL | Latex class | LAB07 | Latex | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB07 | Latex | 1999 | 2000 | Laboratory | None |
| LBXGH | | LAB10 | Glycohemoglobin | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number | LAB10 | Glycohemoglobin | 1999 | 2000 | Laboratory | None |
| LBXCPSI | C-peptide (nmol/L) in SI units | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| LBXGLU | Glucose, plasma (mg/dL) | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| LBXGLUSI | Plasma glucose: SI(mmol/L) | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| LBXIN | Insulin (uU/mL) | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| LBXINSI | Insulin: SI(pmol/L) | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| WTSAF2YR | Fasting Subsample 2 Year Mec Weight | LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| WTSAF4YR | Fasting Subsample 4 Year Mec Weight
| LAB10AM | Plasma Fasting Glucose, Serum C-peptide & Insulin | 1999 | 2000 | Laboratory | None |
| LBDFBSI | Fibrinogen (g/L) | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| LBXBAP | Bone alkaline phosphotase (ug/L) | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| LBXCRP | C-reactive protein (mg/dL) | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| LBXFB | Fibrinogen (mg/dL) | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| LBXHP1 | Helicobacter pylori (ISR) | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| URXNT | N-telopeptides (NTx) (nmol BCE)
| LAB11 | C-Reactive Protein (CRP) | 1999 | 2000 | Laboratory | None |
| LBDHDL | HDL-cholesterol (mg/dL)
| Lab13 | Cholesterol - Total & HDL | 1999 | 2000 | Laboratory | None |
| LBDHDLSI | HDL-cholesterol (mmol/L)
| Lab13 | Cholesterol - Total & HDL | 1999 | 2000 | Laboratory | None |
| LBDTCSI | Total cholesterol (mmol/L)
| Lab13 | Cholesterol - Total & HDL | 1999 | 2000 | Laboratory | None |
| LBXTC | Total cholesterol (mg/dL) | Lab13 | Cholesterol - Total & HDL | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | Lab13 | Cholesterol - Total & HDL | 1999 | 2000 | Laboratory | None |
| LBDLDL | LDL-cholesterol (mg/dL) | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| LBDLDLSI | LDL-cholesterol (mmol/L) | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| LBDTRSI | Triglyceride (mmol/L) | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| LBXTR | Triglyceride (mg/dL) | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| WTSAF2YR | 2Yr AM(3-11) & fasting (12+) weights | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| WTSAF4YR | 4Yr AM(3-11) & fasting (12+) weights | LAB13AM | Cholesterol - LDL & Triglycerides | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB16 | Albumin & Creatinine - Urine | 1999 | 2000 | Laboratory | None |
| URXUCR | Creatinine, urine (mg/dL) | LAB16 | Albumin & Creatinine - Urine | 1999 | 2000 | Laboratory | None |
| URXUCRSI | Creatinine, urine (umol/L) | LAB16 | Albumin & Creatinine - Urine | 1999 | 2000 | Laboratory | None |
| URXUMA | Albumin, urine (ug/mL) | LAB16 | Albumin & Creatinine - Urine | 1999 | 2000 | Laboratory | None |
| URXUMASI | Albumin, urine (mg/L) SI | LAB16 | Albumin & Creatinine - Urine | 1999 | 2000 | Laboratory | None |
| LBDC1 | Cryptosporidium (17kDA)
| LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBDC2 | Cryptosporidium (27kDA)
| LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO1 | Toxoplasma (IgG) | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO2 | Toxoplasma (IgM) | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO3 | Toxoplasma (Dye) Positive => 1:8 | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO4 | Toxoplasma Differential Agglutination | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO4IN | Toxoplasma Agglutin interpretation | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO5 | Toxoplasma (Avidity) IgG | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBXTO5IN | Toxoplasma (Avidity IgG) interpretation
| LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB17 | Cryptosporidum & Toxoplasma | 1999 | 2000 | Laboratory | None |
| LBDFSHSI | Follicle stimulating hormone (IU/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDLHSI | Luteinizing hormone (IU/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSALSI | Albumin (g/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSBUSI | Blood urea nitrogen (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSCASI | Calcium, total (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSCHSI | Cholesterol, total (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSCRSI | Creatinine (umol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSGBSI | Globulin (g/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSGLSI | Glucose (mmol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSIRSI | Iron (umol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSPHSI | Phosphorus (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSTBSI | Bilirubin, total (umol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSTPSI | Protein, total (g/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSTRSI | Triglycerides (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDSUASI | Uric acid (umol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXFSH | Follicle stimulating hormone (mIU/mL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXLH | Luteinizing hormone (mIU/mL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSAL | Albumin (g/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSAPSI | Alkaline phosphotase (U/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSASSI | AST (U/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSATSI | ALT (U/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSBU | Blood urea nitrogen (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSC3SI | Bicarbonate (mmol/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSCA | Calcium, total (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSCH | Cholesterol, total (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSCLSI | Chloride (mmol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSCR | Creatinine (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSGB | Globulin (g/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSGL | Glucose (mg/dL)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSGTSI | GGT (U/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSIR | Iron (ug/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSKSI | Potassium (mmol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSLDSI | LDH (U/L) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSNASI | Sodium (mmol/L)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSOSSI | Osmolality (mOsm/kg)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSPH | Phosphorus (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSTB | Bilirubin, total (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSTP | Protein, total (g/dL)
| LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSTR | Triglycerides (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBXSUA | Uric acid (mg/dL) | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB18 | Standard Biochemistry Profile & Hormones | 1999 | 2000 | Laboratory | None |
| LBDT4SI | Thyroxine (T4) (nmol/L) | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| LBXT4 | Thyroxine (T4) (ug/dL) | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| LBXTSH | Thyroid stimulating hormone (uIU/mL) | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| WTSTH2YR | Thyroid hormones Subsample 2 yr Mec Wgt | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| WTSTH4YR | Thyroid hormones Subsample 4 yr Mec Wgt | LAB18T4 | Thyroid - Stimulating Hormone & Thyroxine (TSH & T4) | 1999 | 2000 | Laboratory | None |
| LBDRUIU | Rubella units | LAB19 | Measles, Rubella, & Varicella | 1999 | 2000 | Laboratory | None |
| LBXME | Measles | LAB19 | Measles, Rubella, & Varicella | 1999 | 2000 | Laboratory | None |
| LBXVAR | Varicella | LAB19 | Measles, Rubella, & Varicella | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB19 | Measles, Rubella, & Varicella | 1999 | 2000 | Laboratory | None |
| DCD030 | Room where samples taken | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCD070A | Indicates whether floor was carpeted in room-floor sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCDINDEX | | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCDSTAT | | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ070B | Indicates whether mat was found in room-floor sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ070C | Indicates whether area rug was found in room-floor sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ070D | If there was wall to wall carpet-floor sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ090 | Depth of carpeting-floor sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ160 | Surface condition for floor dust sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ240 | Window sill finished | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ250 | Surface condition for sill dust sample | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ400 | INTERVIEWER OBSERVATION: ROOM CLEANLINESS | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| DCQ410 | INTERVIEWER OBSERVATION: ROOM CLUTTER | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBDD3LC | | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBDDFSLC | | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBDDWS | Window result in micrograms per square feet by flame atomic absorption spectrophotometric method. | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBDDWSLC | | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBXDFS | Floor result in micrograms per square feet by graphite furnace atomic absorption spectrophotometric method. | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBXDFSF | Floor result in micrograms per square feet by flame atomic absorption spectrophotometric method. | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB20 | Lead - Dust | 1999 | 2000 | Laboratory | None |
| LBAVOCSD | The time (in minutes) between start time of wearing the badge and stop time of wearing the badge. | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZBZLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZCFLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZDBLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZEBLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZMBLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZOXLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZTELC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZTILC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZTOLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDZXYLC | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZBZ | Benzene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZCF | Chloroform (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZDB | 1,4-dichlorobenzene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZEB | Ethylbenzene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZMB | MTBE (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZOX | o-Xylene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZTE | Tetrachloroethene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZTI | Trichloroethene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZTO | Toluene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBXZXY | M,p-Xylene (ug/cubic meter) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ015 | Did you wear the exposure monitoring badge at all times since you received the badge? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ020 | Approximately what was the number of hours that you did not wear the badge? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ030 | I would like to ask you a few questions about your home. Does your home have an attached garage? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ040 | Was your home or building originally built less than 5 years ago? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ050 | Which one of the following is the best description of the street that you live on? Is it a... | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ060 | Does your kitchen stove use natural gas, electricity, or something else? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ070 | In the past 6 months, have any new carpets or rugs been placed in your home or your work area at your workplace or school? Please only consider wall-to-wall carpeting or room-sized rugs. | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ080 | Do you store paints or fuels inside your home? Include your basement (and attached garage.) | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ090 | During the time you used your exposure badge, about how many hours did you spend indoors at home? Include time spent sleeping. | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ100 | Were any windows open in your home? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ110 | About how many hours did you spend indoors at work or at school? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ120 | About how many hours did you spend outdoors? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ130 | Did you pump gas into a car or other motor vehicle yourself? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ140 | Did you spend any time at a swimming pool? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ150 | Did you visit a drycleaning shop or wear clothes that had been dry-cleaned within the last week? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ160 | Did you spend 10 or more minutes near a wood-burning fire in a fireplace, wood stove, or outdoors? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ170 | Did you spend 10 or more minutes near a person who was smoking a cigarette, cigar, or pipe? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ180 | Even though you did not use the exposure badge when taking a hot shower, did you take a hot shower for five minutes or longer during this time period? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200A | paints | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200B | During the time you used the exposure badge, did you breathe fumes from or use mothballs, moth crystals, or mothflakes? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200C | During the time you used the exposure badge, did you breathe fumes from or use household disinfectant or degreasing cleaners? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200D | During the time you used the exposure badge, did you breathe fumes from or use furniture polish? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200E | During the time you used the exposure badge, did you breathe fumes from or use hairspray? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200F | During the time you used the exposure badge, did you breathe fumes from or use fingernail polish or fingernail polish remover? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200G | During the time you used the exposure badge, did you breathe fumes from or use diesel fuel or kerosene? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200H | During the time you used the exposure badge, did you breathe fumes from or use gasoline? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200I | During the time you used the exposure badge, did you breathe fumes from or use paint thinner, brush cleaner, or furniture stripper? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200J | During the time you used the exposure badge, did you breathe fumes from or use air fresheners or room deodorizers? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200K | During the time you used the exposure badge, did you breathe fumes from or use drycleaning fluid or spot remover? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| VTQ200L | During the time you used the exposure badge, did you breathe fumes from or use glues or adhesives used for hobbies or crafts? | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| WTSVOC2Y | | LAB21 | Volatile Organic Compounds (VOC) - Personal Exposure Badge | 1999 | 2000 | Laboratory | None |
| LBDBANO | Basophils number | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBDEONO | Eosinophils number | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBDLYMNO | Lymphocyte number | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBDMONO | Monocyte number | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBDNENO | Segmented neutrophils number | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXBAPCT | Basophils percent (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXEOPCT | Eosinophils percent (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXHCT | Hematocrit (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXHGB | Hemoglobin (g/dL) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXLYPCT | Lymphocyte percent (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXMC | Mean cell hemoglobin concentration (g/dL) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXMCHSI | Mean cell hemoglobin (pg) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXMCVSI | Mean cell volume (fL) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXMOPCT | Monocyte percent (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXMPSI | Mean platelet volume (fL) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXNEPCT | Segmented neutrophils percent (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXPLTSI | Platelet count (%) SI | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXRBCSI | Red cell count SI | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXRDW | Red cell distribution width (%) | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| LBXWBCSI | White blood cell count: SI | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB25 | Complete Blood Count with 5-part Differential - Whole Blood | 1999 | 2000 | Laboratory | None |
| HRDHG | Total Hair Mercury as ug mercury/gram hair (ppm): MDL is Detection Limit (See Documentation for Definitions) | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| HRDHGLC | The comment code associated with the value of the HRXHG variable (see Documentation for definitions) | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| HRDHGLC2 | The comment code associated with the value of the HRDHG variable (see Documentation for definitions) | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| HRQ010 | Has your hair been given a permanent or been treated with a hair dye or a hair straightener within the last month? | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| HRXHG | Total Hair Mercury as ug mercury/gram hair (ppm): MQL is Detection Limit (See Documentation for Definitions) | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB22 | Mercury - Hair | 1999 | 2000 | Laboratory | None |
| LBD028LC | PCB28 comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD052LC | PCB52 comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD066LC | PCB66 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD074LC | PCB74 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD099LC | PCB99 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD101LC | PCB101 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD105LC | PCB105 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD118LC | PCB118 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD128LC | PCB128 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD138LC | PCB138 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD146LC | PCB146 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD153LC | PCB153 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD156LC | PCB156 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD157LC | PCB157 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD167LC | PCB167 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD170LC | PCB170 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD172LC | PCB172 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD177LC | PCB177 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD178LC | PCB178 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD180LC | PCB180 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD183LC | PCB183 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBD187LC | PCB187 Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDBHC | Beta-hexachloro-cyclohexane (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDBHCLA | Beta-hexachlorocyclohexane Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDBHCLC | Beta-hexachlorocyclohexane Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDD01LC | 1,2,3,7,8-Pentachlorodibenzo-p-dioxin (pncdd) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDD03LC | 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (hxcdd) specimen comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDD04LC | 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin (hxcdd) specimen comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDD05LC | 1,2,3,4,6,7,8-Heptachlororodibenzo-p-dioxin (hpcdd) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDD07LC | 1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin (ocdd) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF01LC | 2,3,7,8,-Tetrachlorodibenzofuran (tcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF02LC | 1,2,3,7,8-Pentachlorodibenzofuran (pncdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF03LC | 2,3,4,7,8-Pentachlorodibenzofuran (pncdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF04LC | 1,2,3,4,7,8-Hexachlorodibenzofuran (hxcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF05LC | 1,2,3,6,7,8-Hexachlorodibenzofuran (hxcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF06LC | 1,2,3,7,8,9-Hexachlorodibenzofuran (hxcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF07LC | 2,3,4,6,7,8,-Hexchlorodibenzofuran (hxcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF08LC | 1,2,3,4,6,7,8-Heptachlorodibenzofuran (hpcdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDF10LC | 1,2,3,4,6,7,8,9-Octachlorodibenzofuran (ocdf) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDGHCLC | Gamma-hexachlorocyclohexane Comment | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDHCBLC | Hexachlorobenzene Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDHPELC | Heptachlor Epoxide Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDHXCLC | 3,3',4,4',5,5'-hexachlorobiphenyl (hxcb) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDMIRLC | Mirex Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDODTLC | o,p'-DDT Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDOXYLC | Oxychlordane Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDPCBLC | 3,3',4,4',5-Pentachlorobiphenyl (pncb) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDPDELC | p,p'-DDE Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDPDTLC | p,p'-DDT Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDTC2LC | 3,4,4',5-Tetrachlorobiphenyl (tcb) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDTCDLC | 2,3,7,8-Tetrachlorodienzo-p-dioxin (tcdd) specimen code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBDTNALC | Trans-nonachlor Comment code | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX028 | PCB28 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX028LA | PCB28 Lipid Adj (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX052 | PCB52 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX052LA | PCB52 Lipid Adj (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX066 | PCB66 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX066LA | PCB66 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX074 | PCB74 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX074LA | PCB74 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX099 | PCB99 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX099LA | PCB99 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX101 | PCB101 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX101LA | PCB101 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX105 | PCB105 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX105LA | PCB105 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX118 | PCB118 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX118LA | PCB118 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX128 | PCB128 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX128LA | PCB128 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX138 | PCB138 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX138LA | PCB138 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX146 | PCB146 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX146LA | PCB146 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX153 | PCB153 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX153LA | PCB153 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX156 | PCB156 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX156LA | PCB156 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX157 | PCB157 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX157LA | PCB157 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX167 | PCB167 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX167LA | PCB167 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX170 | PCB170 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX170LA | PCB170 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX172 | PCB172 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX172LA | PCB172 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX177 | PCB177 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX177LA | PCB177 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX178 | PCB178 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX178LA | PCB178 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX180 | PCB180 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX180LA | PCB180 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX183 | PCB183 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX183LA | PCB183 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX187 | PCB187 (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBX187LA | PCB187 Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD01 | 1,2,3,7,8-Pentachlorodibenzo-p-dioxin (pncdd) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD01LA | 1,2,3,7,8-Pentachlorodibenzo-p-dioxin (pncdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD03 | 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (hxcdd)(fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD03LA | 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (hxcdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD04 | 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin (hxcdd) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD04LA | 1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin (hxcdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD05 | 1,2,3,4,6,7,8-Heptachlororodibenzo-p-dioxin (hpcdd) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD05LA | 1,2,3,4,6,7,8-Heptachlororodibenzo-p-dioxin (hpcdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD07 | 1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin (ocdd) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXD07LA | 1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin (ocdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF01 | 2,3,7,8,-Tetrachlorodibenzofuran (tcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF01LA | 2,3,7,8,-Tetrachlorodibenzofuran (tcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF02 | 1,2,3,7,8-Pentachlorodibenzofuran (pncdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF02LA | 1,2,3,7,8-Pentachlorodibenzofuran (pncdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF03 | 2,3,4,7,8-Pentachlorodibenzofuran (pncdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF03LA | 2,3,4,7,8-Pentachlorodibenzofuran (pncdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF04 | 1,2,3,4,7,8-Hexachlorodibenzofuran (hxcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF04LA | 1,2,3,4,7,8-Hexachlorodibenzofuran (hxcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF05 | 1,2,3,6,7,8-Hexachlorodibenzofuran (hxcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF05LA | 1,2,3,6,7,8-Hexachlorodibenzofuran (hxcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF06 | 1,2,3,7,8,9-Hexachlorodibenzofuran (hxcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF06LA | 1,2,3,7,8,9-Hexachlorodibenzofuran (hxcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF07 | 2,3,4,6,7,8,-Hexchlorodibenzofuran (hxcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF07LA | 2,3,4,6,7,8,-Hexchlorodibenzofuran (hxcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF08 | 1,2,3,4,6,7,8-Heptachlorodibenzofuran (hpcdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF08LA | 1,2,3,4,6,7,8-Heptachlorodibenzofuran (hpcdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF10 | 1,2,3,4,6,7,8,9-Octachlorodibenzofuran (ocdf) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXF10LA | 1,2,3,4,6,7,8,9-Octachlorodibenzofuran (ocdf) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXGHC | Gamma-hexachloro-cyclohexane (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXGHCLA | Gamma-hexachlorocyclohexane Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHCB | Hexachlorobenzene (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHCBLA | Hexachlorobenzene Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHPE | Heptachlor Epoxide (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHPELA | Heptachlor Epoxide Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHXC | 3,3',4,4',5,5'-hexachlorobiphenyl (hxcb) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXHXCLA | 3,3',4,4',5,5'-hexachlorobiphenyl (hxcb) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXMIR | Mirex (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXMIRLA | Mirex Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXODT | o,p'-DDT (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXODTLA | o,p'-DDT Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXOXY | Oxychlordane (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXOXYLA | Oxychlordane Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPCB | 3,3',4,4',5-Pentachlorobiphenyl (pncb) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPCBLA | 3,3',4,4',5-Pentachlorobiphenyl (pncb) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPDE | p,p'-DDE (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPDELA | p,p'-DDE Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPDT | p,p'-DDT (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXPDTLA | p,p'-DDT Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTC2 | 3,4,4',5-Tetrachlorobiphenyl (tcb) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTC2LA | 3,4,4',5-Tetrachlorobiphenyl (tcb) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTCD | 2,3,7,8-Tetrachlorodienzo-p-dioxin (tcdd) (fg/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTCDLA | 2,3,7,8-Tetrachlorodienzo-p-dioxin (tcdd) Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTNA | Trans-nonachlor (ng/g) | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LBXTNALA | Trans-nonachlor Lipid Adjusted | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO01 | Dioxins Mec Weight Jack Knife Rep 01 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO02 | Dioxins Mec Weight Jack Knife Rep 02 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO03 | Dioxins Mec Weight Jack Knife Rep 03 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO04 | Dioxins Mec Weight Jack Knife Rep 04 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO05 | Dioxins Mec Weight Jack Knife Rep 05 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO06 | Dioxins Mec Weight Jack Knife Rep 06 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO07 | Dioxins Mec Weight Jack Knife Rep 07 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO08 | Dioxins Mec Weight Jack Knife Rep 08 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO09 | Dioxins Mec Weight Jack Knife Rep 09 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO10 | Dioxins Mec Weight Jack Knife Rep 10 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO11 | Dioxins Mec Weight Jack Knife Rep 11 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO12 | Dioxins Mec Weight Jack Knife Rep 12 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO13 | Dioxins Mec Weight Jack Knife Rep 13 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO14 | Dioxins Mec Weight Jack Knife Rep 14 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO15 | Dioxins Mec Weight Jack Knife Rep 15 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO16 | Dioxins Mec Weight Jack Knife Rep 16 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO17 | Dioxins Mec Weight Jack Knife Rep 17 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO18 | Dioxins Mec Weight Jack Knife Rep 18 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO19 | Dioxins Mec Weight Jack Knife Rep 19 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO20 | Dioxins Mec Weight Jack Knife Rep 20 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO21 | Dioxins Mec Weight Jack Knife Rep 21 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO22 | Dioxins Mec Weight Jack Knife Rep 22 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO23 | Dioxins Mec Weight Jack Knife Rep 23 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO24 | Dioxins Mec Weight Jack Knife Rep 24 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO25 | Dioxins Mec Weight Jack Knife Rep 25 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO26 | Dioxins Mec Weight Jack Knife Rep 26 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO27 | Dioxins Mec Weight Jack Knife Rep 27 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO28 | Dioxins Mec Weight Jack Knife Rep 28 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO29 | Dioxins Mec Weight Jack Knife Rep 29 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO2YR | Dioxins Subsample 2 Year Mec Weight | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO30 | Dioxins Mec Weight Jack Knife Rep 30 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO31 | Dioxins Mec Weight Jack Knife Rep 31 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO32 | Dioxins Mec Weight Jack Knife Rep 32 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO33 | Dioxins Mec Weight Jack Knife Rep 33 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO34 | Dioxins Mec Weight Jack Knife Rep 34 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO35 | Dioxins Mec Weight Jack Knife Rep 35 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO36 | Dioxins Mec Weight Jack Knife Rep 36 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO37 | Dioxins Mec Weight Jack Knife Rep 37 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO38 | Dioxins Mec Weight Jack Knife Rep 38 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO39 | Dioxins Mec Weight Jack Knife Rep 39 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO40 | Dioxins Mec Weight Jack Knife Rep 40 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO41 | Dioxins Mec Weight Jack Knife Rep 41 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO42 | Dioxins Mec Weight Jack Knife Rep 42 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO43 | Dioxins Mec Weight Jack Knife Rep 43 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO44 | Dioxins Mec Weight Jack Knife Rep 44 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO45 | Dioxins Mec Weight Jack Knife Rep 45 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO46 | Dioxins Mec Weight Jack Knife Rep 46 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO47 | Dioxins Mec Weight Jack Knife Rep 47 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO48 | Dioxins Mec Weight Jack Knife Rep 48 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO49 | Dioxins Mec Weight Jack Knife Rep 49 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO4YR | Dioxins Subsample 2 Year Mec Weight | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO50 | Dioxins Mec Weight Jack Knife Rep 50 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO51 | Dioxins Mec Weight Jack Knife Rep 51 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| WTSPO52 | Dioxins Mec Weight Jack Knife Rep 52 | LAB28POC | Dioxins, Furans, & Coplanar PCBs | 1999 | 2000 | Laboratory | None |
| LB2BAP | Bone alkaline phosphotase (ug/L) | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2CRP | C-reactive protein(mg/dL) | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | Days between 1st and 2nd exam | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FB | Fibrinogen (mg/dL) | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FBSI | Fibrinogen (g/L) | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| UR2NT | N-telopeptides (nmol BCE) | L11_2_R | C-Reactive Protein & Others, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSFOL | Folic Acid ng/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSFOLSI | Folic Acid pmol/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSFOLTOT | Total Folate ng/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSFOLTSI | Total Folate pmol/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSMET | Methyltetrahydrofolate ng/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| SSMETSI | Methyltetrahydrofolate pmol/ml | SSFOL_A | Folic Acid - Unmetabolized (Surplus) | 1999 | 2000 | Laboratory | None |
| LBXHE2 | Herpes II | l09rdc_a | Herpes Simplex Virus Type-2 - Youth | 1999 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | l09rdc_a | Herpes Simplex Virus Type-2 - Youth | 1999 | 2000 | Laboratory | RDC Only |
| LBXHE1 | Herpes I | lab09 | Herpes Simplex Virus Type-1 & Type-2 | 1999 | 2000 | Laboratory | None |
| LBXHE2 | Herpes II | lab09 | Herpes Simplex Virus Type-1 & Type-2 | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | lab09 | Herpes Simplex Virus Type-1 & Type-2 | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | L05RDC_A | Chlamydia & Gonorrhea - Urine - Youth | 1999 | 2000 | Laboratory | RDC Only |
| URXUCL | Chlamydia, urine | L05RDC_A | Chlamydia & Gonorrhea - Urine - Youth | 1999 | 2000 | Laboratory | RDC Only |
| URXUGC | Gonorrhea, urine | L05RDC_A | Chlamydia & Gonorrhea - Urine - Youth | 1999 | 2000 | Laboratory | RDC Only |
| LB2B12 | Vitamin B12, serum (pg/mL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2B12SI | Vitamin B12, serum (pmol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BCD | Cadmium (ug/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BCDSI | Cadmium (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BPB | Lead (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BPBSI | Lead (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2COT | Cotinine (ng/mL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2COTSI | Cotinine (nmol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | The number of days between the first and second collections | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2EPP | Erythrocyte protoporphyrin (ug/dL RBC)
| L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2EPPSI | Erythrocyte protoporphyrin (umol/L RBC)
| L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FER | Ferritin (ng/mL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FERSI | Ferritin (ug/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FOL | Folate, serum (ng/mL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FOLSI | Folate, serum (nmol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GTC | Gamma tocopherol (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GTCSI | Gamma tocopherol (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2HCY | Homocysteine (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2IRN | Iron (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2IRNSI | Iron (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MMA | Methylmalonic acid (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2PCT | Transferrin saturation (%) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RBF | Folate (ng/mL RBC) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RBFSI | Folate (nmol/L RBC) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RPL | Retinyl palmitate (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RPLSI | Retinyl palmitate (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RST | Retinyl stearate (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RSTSI | Retinyl stearate (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TIB | TIBC (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TIBSI | TIBC (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIA | Vitamin A (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIASI | Vitamin A (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIE | Vitamin E (ug/dL) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIESI | Vitamin E (umol/L) | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | L06_2_00 | Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | Days between first and second exams | VID_2_00 | Vitamin D, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VID | Vitamin D (ng/mL) | VID_2_00 | Vitamin D, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | VID_2_00 | Vitamin D, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2CP | C-peptide: pmol/mL | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2CPSI | C-peptide SI(nmol/L) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | Days between the 1st and 2nd exams | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GH | Glycohemoglobin (%) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GLU | Plasma glucose (mg/dL) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GLUSI | Plasma glucose: SI(mmol/L) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2IN | Insulin (uU/mL) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2INSI | Insulin: SI(pmol/L) | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | l10_2_00 | Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | The number of days between the collection of the first and second exam | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FSH | Follicle stimulating hormone (mIU/mL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2FSHSI | Follicle stimulating hormone (IU/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LH | Luteinizing hormone (mIU/mL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LHSI | Luteinizing hormone (IU/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SAL | Albumin (g/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SALSI | Albumin (g/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SAPSI | Alkaline phosphotase (U/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SASSI | Aspartate aminotransferase (U/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SATSI | Alanine aminotransferase (U/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SBU | Blood urea nitrogen (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SBUSI | Blood urea nitrogen (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SC3SI | Bicarbonate (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCA | Total calcium (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCASI | Total calcium (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCH | Cholesterol (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCHSI | Cholesterol (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCLSI | Chloride (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCR | Creatinine (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SCRSI | Creatinine (umol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SGL | Glucose (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SGLSI | Glucose, serum (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SGTSI | Gamma glutamyltransferase | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SIR | Iron (ug/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SIRSI | Iron (umol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SKSI | Potassium (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SLDSI | Lactate dehydrogenase (U/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SNASI | Sodium (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SPH | Phosphorus (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SPHSI | Phosphorus (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STB | Bilirubin, total (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STBSI | Bilirubin, total (umol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STP | Protein, total (g/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STPSI | Total protein (g/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STR | Triglycerides (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2STRSI | Triglycerides (mmol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SUA | Uric acid (mg/dL) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2SUASI | Uric acid (umol/L) | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | l18_2_00 | Standard Biochemistry Profile & Hormones, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | Days between 1st and 2nd exam | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2HDL | HDL-cholesterol (mg/dL) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2HDLSI | HDL-cholesterol (mmol/L) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LDL | LDL-cholesterol (mg/dL) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LDLSI | LDL-cholesterol (mmol/L) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TC | Total cholesterol (mg/dL) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TCSI | Total cholesterol (mmol/L) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TR | Triglyceride (mg/dL) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2TRSI | Triglyceride (mmol/L) | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | l13_2_r | Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | The number of days between the collection of the first and second exam | L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2ME | Measles | L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RU | Rubella | L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RUIU | Rubella antibody (international units)
| L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VAR | Varicella | L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | L19_2_R | Measles, Rubella, & Varicella, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | The number of days between the collection of the first and second exam | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| UR2UCR | Creatinine, urine (mg/dL) | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| UR2UCRSI | Creatinine, urine (umol/L) | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| UR2UMA | Albumin, urine (ug/mL) | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| UR2UMASI | Albumin, urine (mg/L) SI | L16_2_R | Creatinine & Albumin - Urine, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BANO | Basophils number (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2BAPCT | Basophils percent (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | Days between first and second exam | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2EONO | Eosinophils number (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2EOPCT | Eosinophils percent (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2HCT | Hematocrit (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2HGB | Hemoglobin (g/dL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LYMNO | Lymphocyte number (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2LYPCT | Lymphocyte percent (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MC | MCHC (g/dL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MCHSI | Mean cell hemoglobin (pg) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MCVSI | Mean cell volume (fL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MONO | Monocyte number (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MOPCT | Monocyte percent (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2MPSI | Mean platelet volume (fL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2NENO | Segmented neutrophils num (1000 cell/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2NEPCT | Segmented neutrophils percent (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2PLTSI | Platelet count (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RBCSI | Red blood cell count (million cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RDW | Red cell distribution width (%) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2WBCSI | White blood cell count (1000 cells/uL) | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | l25_2_r | Complete Blood Count with 5-part Differential - Whole Blood, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2DAY | The number of days between the collection of the first and second exam | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GTC | gamma-tocopherol(ug/dL) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2GTCSI | gamma-tocopherol(umol/L) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RPL | Retinyl palmitate(ug/dL) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RPLSI | Retinyl palmitate(umol/L) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RST | Retinyl stearate(ug/dL) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2RSTSI | Retinyl stearate(umol/L) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIA | Retinol(ug/dL) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIASI | Retinol(umol/L) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIE | alpha-tocopherol(ug/dL) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LB2VIESI | alpha-tocopherol(umol/L) | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| SEQN | Respondent sequence number. | VIT_2_R | Vitamin A & Vitamin E, Second Exam | 2000 | 2000 | Laboratory | RDC Only |
| LBDHBG | Hepatitis B surface antigen | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| LBDHCV | Hepatitis C antibody (confirmed) | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| LBDHD | Hepatitis D (anti-HDV) | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| LBXHBC | Hepatitis B core antibody | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| LBXHCR | Hepatitis C RNA (HCV-RNA) | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | Lab02 | Hepatitis B: Core Antibody & Surface Antigen; Hepatitis C: Confirmed Antibody & RNA (HCV-RNA); Hepatitis D Antibody | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSCYST_A | Cystatin C - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSCYPC | Cystatin C (mg/L) | SSCYST_A | Cystatin C - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSCY4YR | Surplus sera cystatin 99-02 weights | SSCYST_A | Cystatin C - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSHSV1_A | Herpes Simplex Virus Type-1 (Surplus) | 1999 | 2000 | Laboratory | None |
| SSXHE1 | Herpes I antibody | SSHSV1_A | Herpes Simplex Virus Type-1 (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSHS2Y | Surplus specimen SSHSV1 2 year weights | SSHSV1_A | Herpes Simplex Virus Type-1 (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSHS4Y | Surplus specimen SSHSV1 4 year weights 99-02 | SSHSV1_A | Herpes Simplex Virus Type-1 (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSMUMP_A | Mumps Antibody - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSISR | Specimen Index ratio | SSMUMP_A | Mumps Antibody - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSMUMPS | Antibody to mumps | SSMUMP_A | Mumps Antibody - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSMC2Y | Surplus specimen SSMUMP and SSCMV 2 year weights | SSMUMP_A | Mumps Antibody - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSMC4Y | Surplus specimen SSMUMP and SSCMV 4 year weights 99-02 | SSMUMP_A | Mumps Antibody - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEPAH | Surplus sera 2-(N-ethyl-perfluorooctane sulfonamido) acetate (EPAH) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEPAHLC | Surplus sera EPAH comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SMPAH | Surplus sera 2-(N-methyl-perfluorooctane sulfonamido) acetate (MPAH) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SMPAHLC | Surplus sera MPAH comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFDE | Surplus sera perfluorodecanoate (PFDE) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFDELC | Surplus sera PFDE comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFDO | Surplus sera perfluorododecanoate (PFDO) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFDOLC | Surplus sera PFDO comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFHP | Surplus sera perfluoroheptanoate (PFHP) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFHPLC | Surplus sera PFHP comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFHS | Surplus sera perfluorohexane sulfonate (PFHS) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFHSLC | Surplus sera PFHS comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFNA | Surplus sera perfluorononanoate (PFNA) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFNALC | Surplus sera PFNA comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFOA | Surplus sera perfluorooctanoate (PFOA) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFOALC | Surplus sera PFOA comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFOS | Surplus sera perfluorooctane sulfonate (PFOS) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFOSLC | Surplus sera PFOS comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFSA | Surplus sera perfluorooctane sulfonamide (PFSA) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFSALC | Surplus sera PFSA comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFUA | Surplus sera perfluoroundecanoate (PFUA) result (ng/ml) | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SPFUALC | Surplus sera PFUA comment code | SSPFC_A | Perfluoroalkyl Chemicals - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSTFR_A | Transferrin Receptor - Pregnant Women (Surplus) | 1999 | 2000 | Laboratory | None |
| SSFER | Serum ferritin (ng/ml)
| SSTFR_A | Transferrin Receptor - Pregnant Women (Surplus) | 1999 | 2000 | Laboratory | None |
| SSTFR | Serum transferrin receptor (mg/l)
| SSTFR_A | Transferrin Receptor - Pregnant Women (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSVARI_A | Varicella-Zoster Virus Antibody (Surplus) | 1999 | 2000 | Laboratory | None |
| VARICELL | Varicella antibody | SSVARI_A | Varicella-Zoster Virus Antibody (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URD24DLC | 2,4-D comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URD25TLC | 2,4,5-T comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URD4FPLC | fluoro-phenoxybenzoic acid code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDALALC | Alachlor mercapturate comment code | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDATZLC | Atrazine mercapturate comment code | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDCB3LC | dibromovinyl-dimeth prop carboacid code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDCBFLC | Carbofuranphenol comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDCCCLC | cis dichlorovnl-dimeth prop carboacid code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDCPMLC | 3,5,6-trichloropyridinol comment code | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDDEELC | DEET comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDDIZLC | Oxypyrimidine comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDMALLC | Malathion diacid comment code | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDOPMLC | 3-phenoxybenzoic acid comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDPARLC | Paranitrophenol comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDPPXLC | 2-isopropoxyphenol comment code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URDTCCLC | trans dichlorovnl-dimeth prop carboacid code
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URX24D | 2,4-D (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URX25T | 2,4,5-T (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URX4FP | 4-fluoro-3-phenoxybenzoic acid (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXALA | Alachlor mercapturate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXATZ | Atrazine mercapturate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXCB3 | cis-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropane carboxylic acid | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXCBF | Carbofuranphenol (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXCCC | cis-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane carboxylic acid | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXCPM | 3,5,6-trichloropyridinol (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXDEE | DEET (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXDIZ | Oxypyrimidine (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXMAL | Malathion diacid (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP1 | Dimethylphosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP2 | Diethylphosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP3 | Dimethylthiophosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP4 | Diethylthiophosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP5 | Dimethyldithiophosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOP6 | Diethyldithiophosphate (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXOPM | 3-phenoxybenzoic acid (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXPAR | Paranitrophenol (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXPPX | 2-isopropoxyphenol (ug/L) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXTCC | trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane carboxylic acid | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| URXUCR | Creatinine, urine (mg/dL) | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP01 | PPesticides Mec Weight Jack Knife Rep 01 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP02 | PPesticides Mec Weight Jack Knife Rep 02 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP03 | PPesticides Mec Weight Jack Knife Rep 03 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP04 | PPesticides Mec Weight Jack Knife Rep 04 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP05 | PPesticides Mec Weight Jack Knife Rep 05 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP06 | PPesticides Mec Weight Jack Knife Rep 06 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP07 | PPesticides Mec Weight Jack Knife Rep 07 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP08 | PPesticides Mec Weight Jack Knife Rep 08 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP09 | PPesticides Mec Weight Jack Knife Rep 09 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP10 | PPesticides Mec Weight Jack Knife Rep 10 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP11 | PPesticides Mec Weight Jack Knife Rep 11 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP12 | PPesticides Mec Weight Jack Knife Rep 12 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP13 | PPesticides Mec Weight Jack Knife Rep 13 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP14 | PPesticides Mec Weight Jack Knife Rep 14 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP15 | PPesticides Mec Weight Jack Knife Rep 15 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP16 | PPesticides Mec Weight Jack Knife Rep 16 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP17 | PPesticides Mec Weight Jack Knife Rep 17 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP18 | PPesticides Mec Weight Jack Knife Rep 18 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP19 | PPesticides Mec Weight Jack Knife Rep 19 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP20 | PPesticides Mec Weight Jack Knife Rep 20 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP21 | PPesticides Mec Weight Jack Knife Rep 21 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP22 | PPesticides Mec Weight Jack Knife Rep 22 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP23 | PPesticides Mec Weight Jack Knife Rep 23 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP24 | PPesticides Mec Weight Jack Knife Rep 24 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP25 | PPesticides Mec Weight Jack Knife Rep 25 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP26 | PPesticides Mec Weight Jack Knife Rep 26 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP27 | PPesticides Mec Weight Jack Knife Rep 27 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP28 | PPesticides Mec Weight Jack Knife Rep 28 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP29 | PPesticides Mec Weight Jack Knife Rep 29 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP2YR | PPesticides Subsample 2 year Mec Weight
| LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP30 | PPesticides Mec Weight Jack Knife Rep 30 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP31 | PPesticides Mec Weight Jack Knife Rep 31 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP32 | PPesticides Mec Weight Jack Knife Rep 32 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP33 | PPesticides Mec Weight Jack Knife Rep 33 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP34 | PPesticides Mec Weight Jack Knife Rep 34 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP35 | PPesticides Mec Weight Jack Knife Rep 35 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP36 | PPesticides Mec Weight Jack Knife Rep 36 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP37 | PPesticides Mec Weight Jack Knife Rep 37 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP38 | PPesticides Mec Weight Jack Knife Rep 38 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP39 | PPesticides Mec Weight Jack Knife Rep 39 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP40 | PPesticides Mec Weight Jack Knife Rep 40 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP41 | PPesticides Mec Weight Jack Knife Rep 41 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP42 | PPesticides Mec Weight Jack Knife Rep 42 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP43 | PPesticides Mec Weight Jack Knife Rep 43 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP44 | PPesticides Mec Weight Jack Knife Rep 44 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP45 | PPesticides Mec Weight Jack Knife Rep 45 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP46 | PPesticides Mec Weight Jack Knife Rep 46 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP47 | PPesticides Mec Weight Jack Knife Rep 47 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP48 | PPesticides Mec Weight Jack Knife Rep 48 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP49 | PPesticides Mec Weight Jack Knife Rep 49 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP4YR | PPesticides Subsample 4 Year Mec Weight | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP50 | PPesticides Mec Weight Jack Knife Rep 50 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP51 | PPesticides Mec Weight Jack Knife Rep 51 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| WTSPP52 | PPesticides Mec Weight Jack Knife Rep 52 | LAB26PP | Pesticides - Current Use - Urine (Formerly Priority Pesticides, Non-persistent Pesticide Metabolites) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSA1 | Alpha1 | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSA2 | Alpha2 | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSAG_R | Albumin/Gamma | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSALB | Albumin | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSBETA | Beta | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSEMA | EMA result | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSGAM | Gamma | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSIMP | PEL_Impression | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSIS | Flag:Insufficient sample | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSK_FLC | Kappa FLC | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSK_FLCX | Denotes imprecise kappa (n=2) | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSKL_R | K/L Ratio | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSKL_RX | Denotes imprecise k/l (n=2) | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSL_FLC | Lambda FLC | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSOL_H | Heavy chain MGUS | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSOL_L | Light chain MGUS | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSRES | IF_Result | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSSERO | Serology result (associated with CD) | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSSPIKE | Size of peak if available | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSSPIKE2 | Size of 2nd peak if available | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSTOTAL | Total_Protein | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSTTGR | TTG IGA result | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SSTTGV | TTG IGA value | SSOL_A | Monoclonal gammopathy of undetermined significance (MGUS) (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSAFB | Aflatoxin B1-lysine result (ng/mL) | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSAFBLC | Aflatoxin B1-lysine result comment code | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH01 | Phthalate Mec Weight Jack Knife Rep 01 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH02 | Phthalate Mec Weight Jack Knife Rep 02 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH03 | Phthalate Mec Weight Jack Knife Rep 03 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH04 | Phthalate Mec Weight Jack Knife Rep 04 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH05 | Phthalate Mec Weight Jack Knife Rep 05 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH06 | Phthalate Mec Weight Jack Knife Rep 06 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH07 | Phthalate Mec Weight Jack Knife Rep 07 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH08 | Phthalate Mec Weight Jack Knife Rep 08 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH09 | Phthalate Mec Weight Jack Knife Rep 09 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH10 | Phthalate Mec Weight Jack Knife Rep 10 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH11 | Phthalate Mec Weight Jack Knife Rep 11 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH12 | Phthalate Mec Weight Jack Knife Rep 12 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH13 | Phthalate Mec Weight Jack Knife Rep 13 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH14 | Phthalate Mec Weight Jack Knife Rep 14 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH15 | Phthalate Mec Weight Jack Knife Rep 15 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH16 | Phthalate Mec Weight Jack Knife Rep 16 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH17 | Phthalate Mec Weight Jack Knife Rep 17 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH18 | Phthalate Mec Weight Jack Knife Rep 18 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH19 | Phthalate Mec Weight Jack Knife Rep 19 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH20 | Phthalate Mec Weight Jack Knife Rep 20 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH21 | Phthalate Mec Weight Jack Knife Rep 21 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH22 | Phthalate Mec Weight Jack Knife Rep 22 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH23 | Phthalate Mec Weight Jack Knife Rep 23 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH24 | Phthalate Mec Weight Jack Knife Rep 24 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH25 | Phthalate Mec Weight Jack Knife Rep 25 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH26 | Phthalate Mec Weight Jack Knife Rep 26 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH27 | Phthalate Mec Weight Jack Knife Rep 27 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH28 | Phthalate Mec Weight Jack Knife Rep 28 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH29 | Phthalate Mec Weight Jack Knife Rep 29 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH2YR | Phthalate Subsample 2 year Mec Weight
| SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH30 | Phthalate Mec Weight Jack Knife Rep 30 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH31 | Phthalate Mec Weight Jack Knife Rep 31 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH32 | Phthalate Mec Weight Jack Knife Rep 32 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH33 | Phthalate Mec Weight Jack Knife Rep 33 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH34 | Phthalate Mec Weight Jack Knife Rep 34 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH35 | Phthalate Mec Weight Jack Knife Rep 35 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH36 | Phthalate Mec Weight Jack Knife Rep 36 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH37 | Phthalate Mec Weight Jack Knife Rep 37 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH38 | Phthalate Mec Weight Jack Knife Rep 38 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH39 | Phthalate Mec Weight Jack Knife Rep 39 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH40 | Phthalate Mec Weight Jack Knife Rep 40 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH41 | Phthalate Mec Weight Jack Knife Rep 41 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH42 | Phthalate Mec Weight Jack Knife Rep 42 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH43 | Phthalate Mec Weight Jack Knife Rep 43 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH44 | Phthalate Mec Weight Jack Knife Rep 44 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH45 | Phthalate Mec Weight Jack Knife Rep 45 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH46 | Phthalate Mec Weight Jack Knife Rep 46 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH47 | Phthalate Mec Weight Jack Knife Rep 47 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH48 | Phthalate Mec Weight Jack Knife Rep 48 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH49 | Phthalate Mec Weight Jack Knife Rep 49 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH4YR | Phthalate Subsample 4 year Mec | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH50 | Phthalate Mec Weight Jack Knife Rep 50 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH51 | Phthalate Mec Weight Jack Knife Rep 51 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSPH52 | Phthalate Mec Weight Jack Knife Rep 52 | SSAFB_A | Aflatoxin B1-lysine - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | TELO_A | Telomere Mean and Standard Deviation (Surplus) | 1999 | 2000 | Laboratory | None |
| TeloMean | Mean T/S ratio | TELO_A | Telomere Mean and Standard Deviation (Surplus) | 1999 | 2000 | Laboratory | None |
| TeloStd | Asso. Std. Dev. of Mean T/S ratio | TELO_A | Telomere Mean and Standard Deviation (Surplus) | 1999 | 2000 | Laboratory | None |
| LBDHDTLC | Trans 9-hexadecenoic acid comment code | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBDOD1LC | Trans 11-octadecenoic acid comment code | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBDOD9LC | Trans 9-octadecenoic acid comment code | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBDOTTLC | trans,trans-9,12-Octadecadienoic acid comment code | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBXHDT | Trans 9-Hexadecenoic acid concentrt (umol/L) | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBXOD1 | Trans 11-octadecenoic acid (umol/L) | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBXOD9 | Trans 9-octadecenoic acid (umol/L) | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| LBXOTT | Trans,trans-9,12-Octadecadienoic acid (umol/L) | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| WTTFA2YR | Trans Fatty Acid Subsample 2 Year Weight | TFA_A | Trans Fatty Acids | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSAMH_A | Anti-Mullerian Hormone (AMH) & Inhibin-B (Surplus) | 1999 | 2000 | Laboratory | None |
| SSAMH | Anti-Mullerian Hormone (ng/ml) | SSAMH_A | Anti-Mullerian Hormone (AMH) & Inhibin-B (Surplus) | 1999 | 2000 | Laboratory | None |
| SSINHBIN | Inhibin B (pg/ml) | SSAMH_A | Anti-Mullerian Hormone (AMH) & Inhibin-B (Surplus) | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1C1 | Antibody con. in dup. 1 for GI.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1C2 | Antibody con. in dup. 2 for GI.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1CM | Mean antibody concentration for GI.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1OD1 | Optical density in dup. 1 for GI.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1OD2 | Optical density in dup. 2 for GI.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI1ODM | Mean optical density for GI.1 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4C1 | Antibody con. in dup. 1 for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4C2 | Antibody con. in dup. 2 for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4CM | Mean antibody concentration for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4OD1 | Optical density in dup. 1 for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4OD2 | Optical density in dup. 2 for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGI4ODM | Mean optical density for GI.4 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3C1 | Antibody con. in dup. 1 for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3C2 | Antibody con. in dup. 2 for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3CM | Mean antibody con. for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3O1 | Optical density in dup. 1 for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3O2 | Optical density in dup. 2 for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGII3OM | Mean optical density for GII.3 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1C1 | Antibody conc. in dup. 1 for GIV.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1C2 | Antibody conc. in dup. 2 for GIV.1 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1CM | Mean antibody conc. for GIV.1 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1O1 | OD in duplicate 1 for GIV.1 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1O2 | OD in duplicate 2 for GIV.1 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSGIV1OM | Mean OD for GIV.1 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FC1 | Ab dup 1 for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FC2 | Ab dup 2 for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FCM | Mean Ab for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FO1 | OD_dup 1 for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FO2 | OD_dup 2 for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4FOM | Mean OD for GII.4 Farmington Hills ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NC1 | Ab in dup 1 for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NC2 | Ab in dup 2 for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NCM | Mean Ab conc. for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NO1 | OD in dup. 1 for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NO2 | OD in dup. 2 for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4NOM | Mean OD for GII.4 New Orleans ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UC1 | Ab con in dup 1 for GII.4 US95/96 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UC2 | Ab con in dup 2 for GII.4 US95/96 ag | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UCM | Mean Ab conc. for GII.4 US95/96 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UO1 | OD in dup 1 for GII.4 US95/96 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UO2 | OD in dup 2 for GII.4 US95/96 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SSII4UOM | Mean OD for GII.4 US95/96 antigen | SSNORO_A | Norovirus antibody - Serum | 1999 | 2000 | Laboratory | None |
| SEQN | Respondent sequence number. | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSCMIGGA | Cytomegalovirus IgG Avidity | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSCMIGM | Cytomegalovirus IgM | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSCMV | CMV specific IgG results | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| SSCMVOD | CMV optical density from ELISA | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSMC2Y | Surplus specimen SSMUMP and SSCMV 2 year weights | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |
| WTSSMC4Y | Surplus specimen SSMUMP and SSCMV 4 year weights 99-02 | SSCMV_A | Cytomegalovirus Antibodies - Serum (Surplus) | 1999 | 2000 | Laboratory | None |